NOVEL CATECHOL DERIVATIVE, PHARMACEUTICAL COMPOSITION CONTAINING THE SAME, USE OF THE CATECHOL DERIVATIVE, AND USE OF THE PHARMACEUTICAL COMPOSITION
申请人:Ishikawa Takehiro
公开号:US20110172208A1
公开(公告)日:2011-07-14
The present invention provides compounds represented by general formula (I):
or pharmaceutical acceptable salts thereof, wherein R
1
and R
2
are each hydrogen, lower acyl, lower alkoxycarbonyl or the like; R
3
is lower alkyl, halo-lower alkyl, cycloalkyl, heterocycloalkyl, optionally substituted aryl, optionally substituted heteroaryl or the like; R
4
is cyano, lower alkoxycarbonyl, carboxy or the like, which exhibit potent COMT inhibitory activities. The present invention also provides pharmaceutical compositions containing said compound, and uses thereof.
本发明提供了由通式(I)表示的化合物或其药学上可接受的盐,其中R1和R2分别为氢、低酰基、低烷氧羰基或类似基团;R3为低烷基、卤代低烷基、环烷基、杂环烷基、可选取代芳基、可选取代杂环芳基或类似基团;R4为氰基、低烷氧羰基、羧基或类似基团,这些化合物具有强效的COMT抑制活性。本发明还提供了含有该化合物的药物组合物及其用途。